Key for an electronic lock



FIG. 1 is perspective view of a key for an electronic lock showing mynew design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a left side elevational view thereof.

The broken lines illustrating environment is for illustrative purposeonly and forms no part of the claimed design.

The ornamental design for a key for an electronic lock, as shown anddescribed.